[alsa-devel] snddevices issue

Adish Kuvelker adkuvi at gmail.com
Tue Jun 29 18:49:33 CEST 2010


The question is whether alsa utilities will run on nodes like pcmC0D0p
in such a situation?...The device nodes created under /dev and in proc
file system show different device numbers (minor numbers are
different).

Regards;
Aadish

On Tue, Jun 29, 2010 at 9:03 PM, Clemens Ladisch <clemens at ladisch.de> wrote:
> Adish Kuvelker wrote:
>> I find that the device nodes created in the /dev/snd for Control,
>> Timer and pcmC0D0 have different minor numbers from the class devices
>> created by the ALSA core.
>
> The help text for the --enable-dynamic-minors option (when using the
> alsa-driver package) or the CONFIG_SND_DYNAMIC_MINORS option (when
> using the in-kernel ALSA) says that this can be used only when the
> machine is running udev.  (If you are actually running udev, you don't
> need the snddevices script).
>
>> I just did kernel prints to capture the minor numbers
>
> These numbers are also available in /proc/asound/devices.
>
>
> Regards,
> Clemens
>


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